. >> reporter: as for governor romney, who is trailing in the polls, he will be looking for a breakout moment and voters will be looking for details on his plan to lower taxes and the deficit. >> i think you will hear a great deal of specifics. you will hear the contrast because the president's reforms haven't been enough to help the economy. that's going to be the thing for me is someone who comes forward with a comprehensive cohesive plan for the economy and where america realistically fits into that. that's going to be probably what swings it. >> reporter: both candidates know that every answer and gesture counts. while fumbles can be costly. meaning what happens tonight could decide what happens on november 6. joining me now is cbs 5 political analyst joe tuman. i know you participated in a lot of these debates, coached people what would be your advice to mitt romney to give him the edge? >> reporter: it wouldn't be learn to do do zingers, people don't feel he is authentic. you can't teach people to do something that's unnatural. he has never been a mean- spirited person on the cam